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Sandboxing and workload isolation
Documentation and guides from the team at Fly.io.
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 1,231 posts.
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Brave New Trusted Boot World
Posts and writings by Lennart Poettering
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AWS EC2 Virtualization 2017: Including Nitro
AWS EC2 Virtualization 2017: explaining the different virtualization types, from emulation and binary substitution, paravirtualization and Xen, PV, HVM, and PVHVM modes, and the new Nitro hypervisor
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Speed memory access by arranging data to take advantage of CPU caching
We’ve been lied to. They keep showing us charts where CPU speed goes up and up every year as if Moore’s Law isn’t just a historical observation but some kind of divine right. Without lifting a finger, we software folks watch our programs magically accelerate just by virtue of new hardware.
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Building columnar compression in a row-oriented database
Read how we built a flexible, high-performance columnar compression mechanism for PostgreSQL to add scalability to our favorite database.
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UTC, Tai, and Unix Time (2001)
TAI times are identified by year, month, day, hour, minute, and second. There are exactly 86400 TAI seconds in every TAI day. TAI days are labelled by the Gregorian calendar.
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The power of two random choices
In many large-scale web services, multiple layers of stateless and stateful services are seperated by load balancers. Load balancing can be done with dedicated hardware, with dedicated software load balancers, using DNS trickery or through a load-balancing mechanism in the client. In large systems, the resources and…
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Ice Lake AVX-512 Downclocking
Examining the extent of AVX related downclocking on Intel’s Ice Lake CPU
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Anti-RDBMS: A list of distributed key-value stores
Please Note: this was written January 2009 - see the comments for updates and additional information. A lot has changed since I wrote this.
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How Firefox Got Fast Again
Over the past seven months, we’ve been rapidly replacing major parts of the engine, introducing Rust and parts of Servo to Firefox. Plus, we’ve had a browser performance strike force ...
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The Cloud Computer
Announcing the world's first commercial cloud computer.
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Scaling up the Prime Video audio/video monitoring service and reducing costs
Amazon produces and delivers to customers world-class entertainment via Prime Video, Amazon MGM Studios, MGM+, Amazon Music, Audible, Wondery, Amazon Games, and Twitch. Amazon’s entertainment properties empower millions of customers around the world to enjoy a massive selection of the very best in…
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Building and operating a pretty big storage system called S3
Three distinct perspectives on scale that come along with building and operating a storage system the size of S3.
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Windows NT Kernel Contributor Explains Why Performance is Behind Other OS
I was explaining on Hacker News why Windows fell behind Linux in terms of operating system kernel performance and innovation. And out of nowhere an anonymous...
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Postgres LISTEN/NOTIFY does not scale
Learn why Postgres LISTEN/NOTIFY doesn't scale for high-throughput use cases and what architectural alternatives Recall.ai uses in production.
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So you want to build an embedded Linux system?
(Heads up — this article was published in October 2020. Much of the general discussion is still relevant, but many of these SoCs are getting quite long in the tooth, and some of the software issues mentioned here have been addressed)
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Writing an OS in Rust: Async/Await
In this post, we explore cooperative multitasking and the async/await feature of Rust. We take a detailed look at how async/await works in Rust, inclu…
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Lucet: Native WebAssembly Compiler and Runtime
Today, we're thrilled to announce the open sourcing of Lucet, our native WebAssembly compiler and runtime. WebAssembly is a technology created to enable web browsers to safely execute programs at near-native speeds, and it's been shipping in the four major browsers since early 2017.
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How We Knew It Was Time to Leave the Cloud
How we're solving storage and performance issues as we scale.
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Using Rust to Scale Elixir for 11M Concurrent Users (2019)
Discover the latest news and app updates, stories, company insights, and plenty more about Discord, all in one place.
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Composable multi-threaded parallelism in Julia
Software performance depends more and more on exploiting multiple processor cores....
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I have come to bury the BIOS, not to open it [video]
Historically, proprietary systems created the need for binary machine interfaces. This extended to the deepest layers of the system, where the PC BIOS was…
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The Pinecone Overlay Network
Matrix, the open protocol for secure decentralised communications
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Call me maybe: Elasticsearch 1.5.0
Previously, on Jepsen , we demonstrated stale and dirty reads in MongoDB . In this post, we return to Elasticsearch, which loses data when the network fails, nodes pause, or processes crash.